/Engine/Source/Runtime/Experimental/Chaos/Public/GeometryCollection/GeometryCollectionProximityPropertiesInterface.h
Attribute: If greater than zero, filter proximity connections by requiring an amount of 'contact' as computed by the Contact Method This is a second filter applied after initial proximity connections were determined by any Proximity Detection Method, and can be used to reduce unsupported or spurious/glancing proximities.
static const [FName](API\Runtime\Core\UObject\FName) ProximityRequireContactAmount = "RequireContactAmount";